Jeff Mullin of Ontario, jumps his snowmobile outside the Pontiac Silverdome, to promote the AMSOIL Championship Snocross Series (ACSS) racing event on Saturday Feb. 12, 2011 when the worldÃ•s top snowmobile racers will get after it on an indoor snocross racetrack.

***WITH VIDEO*** Scott Sivula of ISOC Racing adjust the snow guns in the parking lot of the Pontiac Silverdome. They will truck the snow inside starting Thursday. The Silverdome will be the home of this weekends the ISOC AMSOIL Championship Snocross Series with opening ceremonies at 7 pm on Saturday. Tickets start at $10.00. The Oakland Press/TIM THOMPSON

A passerby checks out Joseph Okray's sign that reads "Ford we want our mney back Or Xamine our heads for buying season tickets" during the Detroit Lions 29-27 loss to the Green Bay Packers Thursday at the Pontiac Silverdome. The letters of each part of the sign spell out FOX, it was Okray's attempt to get his face on TV.

Fans file into the Pontiac Silverdome prior to the start of Sunday's game against the Dallas Cowboys at the Pontiac Silverdome. The Lions won 15-10 over Dallas to end the season and their final game played at the Silverdome.

Fans tailgate in the parking lot of the Pontiac Silverdome prior to the start of Sunday's game against the Dallas Cowboys at the Pontiac Silverdome. The Lions won 15-10 over Dallas to end the season and their final game played at the Silverdome.

Bill Klotz, far left, of Troy tailgate with friends and family in the parking lot of the Pontiac Silverdome prior to the start of Sunday's game against the Dallas Cowboys at the Pontiac Silverdome. The Lions won 15-10 over Dallas to end the season and their final game played at the Silverdome.

The Detroit Lions kick off to the Dallas Cowboys at the start of their last game at the Pontiac Silverdome Sunday January 6, 2002. The Lions went on to beat the Cowboys 15-10, ending the season with a 2-14 record

The Detroit Lions take on the Dallas Cowboys at the Pontiac Silverdome marking their last game they'll play there Sunday January 6, 2002. The Lions went on to beat the Cowboys 15-10, ending the season with a 2-14 record.

Fans pour out of the Pontiac Silverdome after the Lions/Cowboys game Sunday January 6, 2002. The Lions beat the Cowboys 15-10, ending the season with a 2-14 record at their last game they'll play at the Silverdome before moving to Ford Field.

Kevin Miller, left and Kevin Light drivers from Corrigan Moving Systems move office items out of the Detroit Lions office at the Pontiac Silverdome. After playing 30 miles north of Detroit for 27 years, the Lions will return downtown next season to plat at Frod Field, a new $315 million indoor venue that will host the 2006 Super Bowl.

Held tightly by several volunteers, Johnny Ayers is baptized in a pool of water at the annual Zealous Kingdom Proclaimers district convention Saturday at the Silverdome. Ayers, who cannot walk and was in a wheelchair, was carried into the water by the volunteers, so that he could participate in this most important ritual. Dozens of guests were baptized Saturday at the convention.

John Kissick, center, director of operations at the Pontiac Silverdome leads a group during a walking tour of the faculity on Monday. The city of Pontiac and Pontiac Silverdome officals are soliciting offers for the property, since the Detroit Lions vacated the property for their new $315 million indoor venue located in down town Detroit.

A interested developer looks over the playing field of the Detroit Lions, former tenants of the Pontiac Silverdome during a walking tour of the faculity on Monday. The city of Pontiac and Pontiac Silverdome officals are soliciting offers for the property, since the Detroit Lions vacated the property for their new $315 million indoor venue located in down town Detroit.

Construction Association of Michigan trade expo setting up at the Pontiac Silverdome. A semi-truck makes its way into the Silverdome, Monday, part of the preparation for the Trade Show later in the week.

Emily Tiley , 15 , of Detroit, prays during a song at the 'Acquire the Fire's Day One' at the Pontiac Silverdome. The event brought thousands of teens to pray , sing and listen to inspirational speeches at the Silverdome Friday evening through the Teen Mania Ministries. The event runs throughout the weekend. (The Oakland Press /Amy E. Powers)

***WITH VIDEO*** Scott Sivula of ISOC Racing adjust the snow guns in the parking lot of the Pontiac Silverdome. They will truck the snow inside starting Thursday. The Silverdome will be the home of this weekends the ISOC AMSOIL Championship Snocross Series with opening ceremonies at 7 pm on Saturday. Tickets start at $10.00. The Oakland Press/TIM THOMPSON